3866252768 has 48 divisors (see below), whose sum is σ = 8911262304. Its totient is φ = 1616547840.

The previous prime is 3866252743. The next prime is 3866252779. The reversal of 3866252768 is 8672526683.

3866252768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201305 + ... + 219672.

It is an arithmetic number, because the mean of its divisors is an integer number (185651298).

Almost surely, 2^3866252768 is an apocalyptic number.

It is an amenable number.

3866252768 is an abundant number, since it is smaller than the sum of its proper divisors (5045009536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3866252768 is a wasteful number, since it uses less digits than its factorization.

3866252768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421035 (or 421027 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 53.

The square root of 3866252768 is about 62179.1988369101. The cubic root of 3866252768 is about 1569.5075697463.

The spelling of 3866252768 in words is "three billion, eight hundred sixty-six million, two hundred fifty-two thousand, seven hundred sixty-eight".